#include<stdio.h>
#include<unistd.h>

//证明父进程提前结束后，子进程会被1号进程领养
int main()
{
    pid_t id = fork();
    if (id == 0)
    {
        //child
        while(1)
        {
            printf("hello bit!\n");
            sleep(1);
        }
    }
    else
    {
        //father
        int cnt = 5;
        while (cnt)
        {
            printf("I am father:%d\n",cnt--);
            sleep(1);
        }
    }
    return 0;
}
